Feature:1. HIGH SPEED TRANSMISSION: Supports 2.5G and 1G Lite modes to meet your needs for high speed network transmission.2. VERSATILE ADAPTERS: Suitable for multiple market segments and emerging applications such as desktops, workstations, servers and communicate platforms.3. HIGH COMPATIBILITY: Compliant with multiple Ethernet specifications, such as IEEE802.3u, IEEE802.3ab and IEEE802.3bz, and supports multiple transmission media.4. STABLE AND RELIABLE: Supports hardware ECC and hardware CRC functions to ensure error correction and checksum verification of data transmission.5. COMPATIBLE SYSTEMS: The driver supports for WIN 7 8 10 11 and for Linux operating systems, applicable to a variety of computer platforms.Specification:Item Type: Mini PCIE Network CardMaterial: PCBMain Chipset: for Realtek RTL8125BTransmission Media: 1 x 2.5G RJ45 PortTransmission Rate: 2.5G, 1000Mbps, 100MbpsNetwork Mode: Support 2.5G and 1G Lite ModeNetwork Topology: Support IEEE1588v1, IEEE1588v2, IEEE80.2AS Time SynchronizationDriver Support: for Windows 7 8 8.1 10 (32/64bit), for Windows Server 2008 2012 2016, for LinuxOperating Temperature: 060CStorage Temperature: 20 to 80.Package List:1 x Network Card1 x Screws1 x Screwdriver Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.